richard engel says his crew was captured last week as they crossed from turkey into syria. he believes his kidnappers were militia loyal to the syrian government. >>> the average price of regular self-serve gasoline in the u.s. is now $3.24. the price has fallen every day for almost a month and it could fall to levels not seen in two years. analysts credit in part the better economy and continued high unemployment. wolf? >> lisa, thank you. >>> two more families here in connecticut burying their children. their funerals and their stories. that's ahead. copd includes chronic bronchitis and emphysema. spiriva helps control my copd symptoms by keeping my airways open for 24 hours. plus, it reduces copd flare-ups. spiriva is the only once-daily inhaled copd maintenance treatment that does both. spiriva handihaler tiotropium bromide inhalation powder does not replace fast-acting inhalers for sudden symptoms. tell your doctor if you have kidney problems, glaucoma, trouble urinating, or an enlarged prostate. these may worsen with spiriva. discuss all medicines you take, even eye d